Get API Key →
US ZIP Code Profile

ZIP Code 30642
Greensboro, Georgia

ZIP code 30642 is in Greensboro, located in Greene County, Georgia. Its 2020 Census population was 14,121. The estimated median adjusted gross income per tax return is $69,643, and about 21% of filers report $200,000 or more.

2020 Population
14,121
Census ZCTA
County
Greene
FIPS 13133
Median income (est.)
$69,643
IRS SOI 2022
Land Area
195.634 mi²
+ 15.37 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityGreensboro, GA
CountyGreene County (FIPS 13133)
StateGeorgia (FIPS 13)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates33.55473, -83.19208
Land / Water Area195.634 mi² land · 15.37 mi² water

02Income & Economics

Distribution of the 7,450 individual tax returns filed in 30642 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
25.0%
$25K–$50K
16.9%
$50K–$75K
10.3%
$75K–$100K
7.1%
$100K–$200K
20.0%
$200K+
20.7%
The $200,000+ bracket accounts for 71% of 30642's total adjusted gross income, from 21% of returns — a concentration that drives the gap between the median ($69,643) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 30642's IRS income metrics, 2020–2022.

Median income (2021→2022)
$69,643
▲ 4.6%
Filers earning $200K+
20.7%
▼ 0.0 pt
Total filers
7,450
▲ 2.8%
GET /zipc/v2/zipcodes/30642/soi?year=… $55K 2020 $67K 2021 $70K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 30642 ZCTA.

2000
9,885
 
2010
11,001
▲ +11.3%
2020
14,121
▲ +28.4%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number123806
City AliasesGreensboro, Reynolds Plantation

06Frequently Asked Questions

What county is ZIP code 30642 in?

ZIP code 30642 is in Greene County, Georgia (county FIPS code 13133).

What city is ZIP code 30642?

The primary USPS city for 30642 is Greensboro, GA.

What is the population of ZIP code 30642?

The 2020 Census population of 30642 was 14,121 residents.

What is the median income in ZIP code 30642?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 30642 is about $69,643, with around 21% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.